209214075440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1\times {\mathrm{33161}}^1$

素因数の和:37830

約数の個数: 80

約数和(自身を含む): 515162384640

約数和(自身を除く): 305948309200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 4639, 9278, 18556, 23195, 33161, 37112, 46390, 66322, 74224, 78863, 92780, 132644, 157726, 165805, 185560, 265288, 315452, 331610, 371120, 394315, 530576, 563737, 630904, 663220, 788630, 1127474, 1261808, 1326440, 1577260, 2254948, 2652880, 2818685, 3154520, 4509896, 5637370, 6309040, 9019792, 11274740, 22549480, 45098960, 153833879, 307667758, 615335516, 769169395, 1230671032, 1538338790, 2461342064, 2615175943, 3076677580, 5230351886, 6153355160, 10460703772, 12306710320, 13075879715, 20921407544, 26151759430, 41842815088, 52303518860, 104607037720, 209214075440]

約数ペア:

[(1, 209214075440), (2, 104607037720), (4, 52303518860), (5, 41842815088), (8, 26151759430), (10, 20921407544), (16, 13075879715), (17, 12306710320), (20, 10460703772), (34, 6153355160), (40, 5230351886), (68, 3076677580), (80, 2615175943), (85, 2461342064), (136, 1538338790), (170, 1230671032), (272, 769169395), (340, 615335516), (680, 307667758), (1360, 153833879), (4639, 45098960), (9278, 22549480), (18556, 11274740), (23195, 9019792), (33161, 6309040), (37112, 5637370), (46390, 4509896), (66322, 3154520), (74224, 2818685), (78863, 2652880), (92780, 2254948), (132644, 1577260), (157726, 1326440), (165805, 1261808), (185560, 1127474), (265288, 788630), (315452, 663220), (331610, 630904), (371120, 563737), (394315, 530576)]